import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '@/components/Login'
import Home from '@/components/Home'
import Welcome from '@/components/Welcome'
import Users from '@/components/user/Users'
import Rights from '@/components/power/Rights'
import Roles from '@/components/power/Roles'
import Cate from '@/components/goods/Cate'
import Params from '@/components/goods/Params'
import GoodsList from '@/components/goods/List'
import Add from '@/components/goods/Add'
import Order from '@/components/order/Order'
import Report from '@/components/report/Report'
Vue.use(VueRouter)

const router = new VueRouter({
  routes: [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    { path: '/home', component: Home, redirect: '/welcome', children: [{ path: '/welcome', component: Welcome }, { path: '/users', component: Users }, { path: '/rights', component: Rights }, { path: '/roles', component: Roles }, { path: '/categories', component: Cate }, { path: '/params', component: Params }, { path: '/goods', component: GoodsList }, { path: '/goods/add', component: Add }, { path: '/orders', component: Order }, { path: '/reports', component: Report }] }
  ]
})
// 挂载路由导航守卫
router.beforeEach((to, from, next) => {
  // to表示将要访问的路径
  // from表示从哪个路径跳转来
  // next是一个函数，表示放行
  // next() 放行 next('/login)强制跳转
  if (to.path === '/login') return next()
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})

export default router
